annotations/validations
library
Functions
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contains(String str, dynamic seed)
→ bool
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check if the string contains the seed
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equals(String? str, dynamic comparison)
→ bool
-
check if the string matches the comparison
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isAfter(String? str, [dynamic date])
→ bool
-
check if the string is a date that's after the specified date
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isAlpha(String str)
→ bool
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check if the string is alpha
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isAlphanumeric(String str)
→ bool
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check if the string is alphanumeric
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isAscii(String str)
→ bool
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check if the string is ascii
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isBase64(String str)
→ bool
-
check if a string
str is base64 encoded
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isBefore(String? str, [dynamic date])
→ bool
-
check if the string is a date that's before the specified date
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isByteLength(String str, int min, [int? max])
→ bool
-
check if the string's length (in bytes) falls in a range.
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isCreditCard(String str)
→ bool
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check if the string is a credit card
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isDate(String str)
→ bool
-
check if the string is a date
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isDateRange(String? str, [dynamic min, dynamic max])
→ bool
-
-
isDivisibleBy(String str, dynamic n)
→ bool
-
check if the string
str is a number that's divisible by another
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isEmail(String str)
→ bool
-
check if the string
str is an email
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isFloat(String str)
→ bool
-
check if the string
str is a float
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isFQDN(String str, {bool requireTld = true, bool allowUnderscores = false})
→ bool
-
check if the string
str is a fully qualified domain name (e.g. domain.com).
-
isFullWidth(String str)
→ bool
-
check if the string contains any full-width chars
-
isHalfWidth(String str)
→ bool
-
check if the string contains any half-width chars
-
isHexadecimal(String str)
→ bool
-
check if the string is hexadecimal
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isHexColor(String str)
→ bool
-
check if the string
str is a hexadecimal color
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isIn(String? str, dynamic values)
→ bool?
-
check if the string is in a array of allowed values
-
isInt(String str)
→ bool
-
check if the string
str is an integer
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isIP(String? str, [dynamic version])
→ bool
-
check if the string
str is IP version 4 or 6
-
isISBN(String? str, [dynamic version])
→ bool
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check if the string is an ISBN (version 10 or 13)
-
isJSON(String str)
→ bool
-
check if the string is valid JSON
-
isLength(String str, int min, [int? max])
→ bool
-
check if the length of the string
str falls in a range
-
isLowerCase(String str)
→ bool
-
check if the string
str is lowercase
-
isMongoId(String str)
→ bool
-
check if the string is a valid hex-encoded representation of
a MongoDB ObjectId
-
isMultibyte(String str)
→ bool
-
check if the string contains one or more multibyte chars
-
isName(String str)
→ bool
-
check if the string
str contains only letters or spaces or periods
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isNull(String? str)
→ bool
-
check if the string
str is null
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isNumeric(String str)
→ bool
-
bool check if the string is numeric
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isPostalCode(String? text, String locale, {bool orElse()?})
→ bool
-
-
isSurrogatePair(String str)
→ bool
-
check if the string contains any surrogate pairs chars
-
isUpperCase(String str)
→ bool
-
check if the string
str is uppercase
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isURL(String? str, {List<String?> protocols = const ['http', 'https', 'ftp', 'ftps', 'file', 'git'], bool requireTld = true, bool requireProtocol = false, bool allowUnderscore = false, List<String> hostWhitelist = const [], List<String> hostBlacklist = const []})
→ bool
-
check if the string
str is a URL
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isUUID(String? str, [dynamic version])
→ bool
-
check if the string is a UUID (version 3, 4 or 5).
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isVariableWidth(String str)
→ bool
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check if the string contains a mixture of full and half-width chars
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matches(String str, String pattern)
→ bool
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check if string
str matches the pattern.
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merge(Map? obj, Map? defaults)
→ Map
-
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shift<T>(List<T> l)
→ T?
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